Ключевые слова: blue, building, chemical, chimney, construction, during, dusk, electric, electricity, energy, engineering, environment, equipment, evening, factory, fuel, generation, grid, high, industrial, industry, light, manufacturing, night, oil, pipe, plant, pollution, power, production, pylon, refinery, reflection, river, russia, silhouette, sky, skyline, station, summer, sunset, technology, thermal, tower, transmission, voltage, water,